Specifications

• Availability 0 pcs
• Brand VEM
• Item Number K21R90S8-4LB3 VEM
• Category 2-Speed Motors

Weight and Dimensions

• Weight (kg) 16

Product Properties

• Rated power (kW) 0.75
• Speed at 50Hz (rpm) 2 Speeds
• Frequency 50/60 Hz
• Energy efficiency Not applicable
• Mounting B3 / 1M1001 (foot)
• Brake No Brake
• IP Class IP55
• Explosion safety (Atex) No protection
• IEC Framesize 90

Detailed Product Properties

• Voltage 380-400VD / 660-690VY
• IEC Framesize 90
• Shaft diameter (mm) 24
• Housing material Cast Iron
• AC/DC AC
• Standard IEC
• Shaft height IEC in JDE 090
• Shaft length (mm) 50
• Shaft key width (mm) 8
• Shaft key length (mm) 40
• Thread shaft bore M8
• Shaft height, B3 mounted (mm) 90
• Width foot holes, B3 mounted (mm) 140
• Length foot holes, B3 mounted (mm) S=286, M=311
• Diameter foot holes (mm) 10
• Outer diameter flange B5/V1/B35/V3 (mm) 200
• Spigot B5/V1/B35/V3 (mm) 130
• Pitch circle diameter B5/V1/B35/V3 (mm) 165
• Number of flange holes 4
• Diameter flange holes B5/V1/B35/V3 (mm) 12
• Pitch circle diameter B14/B34/V18/V19 (mm) 115
• Thread flange holes B14/B34/V18/V19 M8
• Outer diameter flange B14/B34/V18/V19 (mm) 140
• Spigot B14/B34/V18/V19 (mm) 95